This reverts commit 03b32df1.

This reverts commit c6499889.

new ShapeGenerator-System:
+ added Plane/PrismGenerator;
+ Fixed Torus Mesh Generation
+ streamlined Generator process;
+ enabled normal offset;
+ Refactoring

altered ShapePrefabs:
+ added Prism/Cone Prefab an entree in FactSpawner;
+ switched to using new ShapGenerator-System;
+ added BoundingPositioning.cs for dynamic TextPosition;

refactored Facts:
+ added QuadFact
+ mostly moved semantic coherent Facts in own file
+ Some spelling and semantic errors

Refactoring:
-Eventbased Hint animation extended to sprites
+->Added FactObjectUI
+->Moved FactWrapper tree in own folder
+->Used RectMask (does not work with normal one)

Bug Fixes:
+adjustet Gadget layerMask & logic (layerIgnore -> layer Hit)
+repaired crossline selection
+Adjusted Layers for tree-snapzones & Boundary Walls

Refactored:
+WorldCurser: SnappLogic
+other things

Prtially new Naming method for FactPrefabs:
+using new logic in FactOrganizer

Bug Fixes:
+FactObject and Circlecollider not the same;
+missing behaviour (deleted)
+Z-fighting for CircleFact
+Annoying Warnings and Errors

Merged MMTDeclaration and ScrollFacts
Bug fix: Save/load, Circle Spawn/Collider

Otherwise you could eg walk on the circle visualisation

Ring visualisation now parented under RingAndCircle and can be deleted together

Updated Circle prefab visuals
Removed text from Circle prefab

Also changed rendering of Circle prefab to Cylinders

Moved setting of collider shared mesh from FactSpawner to TorusGenerator
Also adjusted position of Torus Text

added 'Ring' Layer
fixed ring Collider
added snapping to ring in WorldCursor

Added scripts for generating circle-, cone and torus shaped meshes
Added fact visualisation for CircleFact as torus
Moved CircleSegmentGenerator under MeshGenerator

+Added Scenes: MainMenue, LoadingScreen +Stage: Save-Load fuctionality +Sorted Prefabs and Scripts Folder

+added Lot&Pendulum-Tool +Using Math3d lib for VectorCalculus +Changed Fact managment (unstable\!) +Misc refactoring

Fixed TextMeshPro-Issue with Line-Prefab AND Fixed Delete-Functionality, by Facts.find before removal